Day 100:

Lesson of the day

A milestone day: no new theme today — a mixed set that checks everything you have learned so far. Solve all 30 puzzles to lock in your level and move on with confidence.

Types of the dayUncastled king Winning blow

Warm-up

1. Attack on the uncastled king: pawn to b4 (c3·8)Shuffle Rating 780 Analysis

White to move — find the best continuation

2. Winning blow: king to e1 (f2)Shuffle Rating 780 Analysis

White to move — find the best continuation

3. Attack on the uncastled king: pawn to f6 (g5·8)Shuffle Rating 780 Analysis

White to move — find the best continuation

4. Winning blow: knight to d8 (e6)Shuffle Rating 780 Analysis

White to move — find the best continuation

5. Attack on the uncastled king: pawn to c4 (d3·19)Shuffle Rating 780 Analysis

White to move — find the best continuation

6. Attack on the uncastled king: king to f2 (g1·3)Shuffle Rating 780 Analysis

White to move — find the best continuation

7. Attack on the uncastled king: bishop to f4 (g3·2)Shuffle Rating 780 Analysis

White to move — find the best continuation

8. Attack on the uncastled king: pawn to e3 (f2·4)Shuffle Rating 780 Analysis

White to move — find the best continuation

9. Attack on the uncastled king: pawn to c5 (d4·27)Shuffle Rating 780 Analysis

White to move — find the best continuation

10. Winning blow: queen to b1Shuffle Rating 780 Analysis

White to move — find the best continuation

Core set

11. Attack on the uncastled king: pawn to e5 (f4·38)Shuffle Rating 780 Analysis

White to move — find the best continuation

12. Attack on the uncastled king: knight to g5 (f3)Shuffle Rating 780 Analysis

White to move — find the best continuation

13. Attack on the uncastled king: bishop to e6 (c4)Shuffle Rating 780 Analysis

White to move — find the best continuation

14. Attack on the uncastled king: knight to a4 (c3·4)Shuffle Rating 780 Analysis

White to move — find the best continuation

15. Attack on the uncastled king: pawn to d5 (c4·62)Shuffle Rating 780 Analysis

White to move — find the best continuation

16. Winning blow: queen to a5Shuffle Rating 780 Analysis

White to move — find the best continuation

17. Winning blow: bishop to b7 (h1·2)Shuffle Rating 780 Analysis

White to move — find the best continuation

18. Attack on the uncastled king: queen to a8 (f3)Shuffle Rating 780 Analysis

White to move — find the best continuation

19. Attack on the uncastled king: knight to f6 (e4·2)Shuffle Rating 780 Analysis

White to move — find the best continuation

20. Attack on the uncastled king: bishop to g4 (d1·3)Shuffle Rating 780 Analysis

White to move — find the best continuation

21. Attack on the uncastled king: pawn to d5 (c4·63)Shuffle Rating 780 Analysis

White to move — find the best continuation

22. Attack on the uncastled king: bishop to d4 (a1·5)Shuffle Rating 780 Analysis

White to move — find the best continuation

23. Winning blow: rook to b3Shuffle Rating 780 Analysis

White to move — find the best continuation

24. Attack on the uncastled king: bishop to a8 (h1·4)Shuffle Rating 780 Analysis

White to move — find the best continuation

25. Attack on the uncastled king: pawn to d5 (c4·64)Shuffle Rating 780 Analysis

White to move — find the best continuation

Challenge

26. Skewer: bishop to h4Shuffle Rating 904 Analysis

Black to move — find the best continuation

27. Attack on the uncastled king: rook to f5 (f1·4)Shuffle Rating 920 Analysis

White to move — find the best continuation

28. Winning blow: bishop to f6 (a1·4)Shuffle Rating 920 Analysis

White to move — find the best continuation

Review

29. Attack on the uncastled king: knight to d6 (e4·6)Shuffle Rating 920 Analysis

White to move — find the best continuation

30. Winning blow: bishop to h8Shuffle Rating 780 Analysis

White to move — find the best continuation

Day complete — every puzzle solved. See you tomorrow!

Day 101 →